It might not be a dramatic departure from the current Acura MDX, but there is plenty new about this prototype.

Unveiled at this week’s Detroit Auto Show it gains a new engine, rides on a new platform and Acura touts it will get best in class fuel economy due in part to the appearance of a 2WD model for the first time. Find out more about the prototype and what’s in store for the production model in our first look video below.